A Set of cup concave cutters ideal for rounding soft and precious metal wire ends. These cutters are useful in Jewelry Making, Wire Working and Bead Work. Burs can be used with pin vises, hand chucks, swivel head vises, shanks are 2.35mm / 3/32" in diameter.

SPECIFICATIONS: JETS Product # 0201-77B-01840
. - Wire Rounder Burs Set of 6 (Swiss Maillefer Cup Burs )
- Bur Set of 6 Sizes: Come in Plastic Box
- Bur Inside Diameters Range: 1.8mm - 4.0mm (Bur Sizes 018 023 025 030 035 040)
- Wire Gauges Range: 22ga / 0.064 to 12ga / 0.162"